cm:Concept: us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount
| Antidilutive Securities Excluded from Computation of Net Income, Per Outstanding Unit, Amount |
| us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount |
| Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic net Income or Loss per outstanding limited partnership unit in the future and that were not included in the computation of diluted net income per limited partnership unit, because to do so would increase net income per unit amounts or decrease loss per unit amounts for the period presented. |
| cm:Concept |
| Share (num:perShareItemType) |
| For Period (duration) |
| (no balance type) |
| false |
| us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount |